Jul 16, 2003 | Article
By Edward M. Petrie
All materials will eventually succumb from the effect of total accumulated damage. With adhesives and sealants these effects can come from unexpected sources. This week's editorial looks at how...
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Jun 25, 2003 | Article
There are a variety of test methods used to indicate the "strength" of joints bonded with adhesives. These tests have been developed for a variety of needs ranging from the apparently simple, such...
It is important that the quality control process consider the entire operation from receipt of materials to final product testing. This editorial reviews some of the basics of quality control in the...
Jun 18, 2003 | Article
Thermoplastic polyurethanes (TPUs) are formed by linear polymeric chains of segmented structure. They are prepared by the addition reaction of difunctional isocyanates, chain extenders and...
Jun 11, 2003 | Article
Polysulfide polymers, first marketed in 1929, are mature products that are used in specialty adhesive and sealant applications. These important materials seem to not receive much attention today due...
Sealants have grown in sophistication in recent years with the increase of demand in markets and emergence of new materials. This editorial outlines some of the recent activities in this area...
May 28, 2003 | Article
Polymeric materials have several fundamental physical properties that are important in adhesion. These properties are controlled by the chemical structure of the base polymer from which the adhesive...
May 14, 2003 | Article
For the first time ever, SpecialChem publishes a report on innovations in adhesives & sealants markets. This study, based on a survey carried out in March 2002 and answered by adhesives &...
May 7, 2003 | Article
After several efforts and trials, human researchers have ultimately come close to developing reversible adhesion. Thanks to a vital clue from nature, it is now possible to develop an adhesive that...
Often one requires a bond or an adhesive that is not permanent, and the adhesive joint needs to be "debonded" at a predetermined time. Uses for nonpermanent adhesives include nonstructural...